Cheap flights from Billings (BIL) to Seattle (BFI)

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How to find the cheapest flight from Billings (BIL) to Seattle (BFI)

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How to find the cheapest flight from Billings (BIL) to Seattle (BFI)

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How to find the cheapest flight from Billings (BIL) to Seattle (BFI)

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Cheap flights from Billings to Seattle in January , February 2026

23 Jan - 20 Feb $ 1,976.00

BIL

Billings

Allegiant Air

3 STOPS

BFI

Seattle

BFI

Seattle

Allegiant Air

3 STOPS

BIL

Billings

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23 Jan - 27 Feb $ 2,033.00

BIL

Billings

Allegiant Air

3 STOPS

BFI

Seattle

BFI

Seattle

Allegiant Air

3 STOPS

BIL

Billings

Pick dates

23 Jan - 20 Feb $ 2,076.00

BIL

Billings

Allegiant Air

3 STOPS

BFI

Seattle

BFI

Seattle

Allegiant Air

3 STOPS

BIL

Billings

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One-way flights to Seattle from Billings

5:22 PM - 7:35 AM
Air Excursions

3 Stops

40h 3m
BIL - BFI

$ 1,180
Kiwi

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How to find the cheapest flight from Billings (BIL) to Seattle (BFI)

Related info for your journey

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How to find the cheapest flight from Billings (BIL) to Seattle (BFI)

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How to find the cheapest flight from Billings (BIL) to Seattle (BFI)

Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.